Statistic Princeton New Jersey National
Population 31,161 8,882,190 328,239,523
Population density (sq mi) 1,736 1,215 91
Median age 31.8 39.5 37.7
Male/Female ratio 1.0:1 1.0:1 1.0:1
Married (15yrs & older) 49% 56% 55%
Families w/ Kids under 18 49% 45% 43%
Speak English 65% 69% 79%
Speak Spanish 6% 16% 13%
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Demographics Quick Facts

  • The population density in Princeton is 43% higher than New Jersey
  • The median age in Princeton is 19% lower than New Jersey
  • In Princeton 71.52% of the population is White
  • In Princeton 5.97% of the population is Black
  • In Princeton 17.20% of the population is Asian

Compare Princeton, NJ Demographics

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      Princeton population breakdown by race

      Race Princeton New Jersey National
      White 71.52% 68.15% 73.35%
      Black 5.97% 13.54% 12.63%
      Asian 17.20% 9.19% 5.22%
      American Indian 0.02% 0.21% 0.82%
      Native Hawaiian 0.08% 0.03% 0.18%
      Mixed race 4.52% 2.53% 3.06%
      Other race 0.69% 6.35% 4.75%
      In Princeton, 5.9% of people are of Hispanic or Latino origin.
      Please note: Hispanics may be of any race, so also are included in any/all of the applicable race categories above.

      Household income distribution

      Place of birth by citizenship

      Princeton age breakdown

      Marital status

      Age of children in married couples

      Source: The Princeton, NJ demographics data displayed above is derived from the United States Census Bureau American Community Survey (ACS).